18561480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1163}}^1$

素因数の和:1203

約数の個数: 128

約数和(自身を含む): 67046400

約数和(自身を除く): 48484920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1163, 1330, 1596, 1995, 2280, 2326, 2660, 3192, 3489, 3990, 4652, 5320, 5815, 6978, 7980, 8141, 9304, 11630, 13956, 15960, 16282, 17445, 22097, 23260, 24423, 27912, 32564, 34890, 40705, 44194, 46520, 48846, 65128, 66291, 69780, 81410, 88388, 97692, 110485, 122115, 132582, 139560, 154679, 162820, 176776, 195384, 220970, 244230, 265164, 309358, 325640, 331455, 441940, 464037, 488460, 530328, 618716, 662910, 773395, 883880, 928074, 976920, 1237432, 1325820, 1546790, 1856148, 2320185, 2651640, 3093580, 3712296, 4640370, 6187160, 9280740, 18561480]

約数ペア:

[(1, 18561480), (2, 9280740), (3, 6187160), (4, 4640370), (5, 3712296), (6, 3093580), (7, 2651640), (8, 2320185), (10, 1856148), (12, 1546790), (14, 1325820), (15, 1237432), (19, 976920), (20, 928074), (21, 883880), (24, 773395), (28, 662910), (30, 618716), (35, 530328), (38, 488460), (40, 464037), (42, 441940), (56, 331455), (57, 325640), (60, 309358), (70, 265164), (76, 244230), (84, 220970), (95, 195384), (105, 176776), (114, 162820), (120, 154679), (133, 139560), (140, 132582), (152, 122115), (168, 110485), (190, 97692), (210, 88388), (228, 81410), (266, 69780), (280, 66291), (285, 65128), (380, 48846), (399, 46520), (420, 44194), (456, 40705), (532, 34890), (570, 32564), (665, 27912), (760, 24423), (798, 23260), (840, 22097), (1064, 17445), (1140, 16282), (1163, 15960), (1330, 13956), (1596, 11630), (1995, 9304), (2280, 8141), (2326, 7980), (2660, 6978), (3192, 5815), (3489, 5320), (3990, 4652)]